ES2644968T3 - Procedimiento y sistema de asistencia a dispositivos de usuario en la realización de una cancelación de interferencias en redes de comunicación inalámbrica de OFDMA - Google Patents

Procedimiento y sistema de asistencia a dispositivos de usuario en la realización de una cancelación de interferencias en redes de comunicación inalámbrica de OFDMA Download PDF

Info

Publication number
ES2644968T3
ES2644968T3 ES14382376.3T ES14382376T ES2644968T3 ES 2644968 T3 ES2644968 T3 ES 2644968T3 ES 14382376 T ES14382376 T ES 14382376T ES 2644968 T3 ES2644968 T3 ES 2644968T3
Authority
ES
Spain
Prior art keywords
slot
cell
interference
user device
physical channel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
ES14382376.3T
Other languages
English (en)
Spanish (es)
Inventor
Javier LORCA HERNANDO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonica SA
Original Assignee
Telefonica SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonica SA filed Critical Telefonica SA
Application granted granted Critical
Publication of ES2644968T3 publication Critical patent/ES2644968T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26136—Pilot sequence conveying additional information

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
ES14382376.3T 2014-09-30 2014-09-30 Procedimiento y sistema de asistencia a dispositivos de usuario en la realización de una cancelación de interferencias en redes de comunicación inalámbrica de OFDMA Active ES2644968T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14382376.3A EP3002897B1 (fr) 2014-09-30 2014-09-30 Procédé et système pour aider des dispositifs utilisateur dans la réalisation d'annulation d'interférence dans des réseaux de communication sans fil ofdma

Publications (1)

Publication Number Publication Date
ES2644968T3 true ES2644968T3 (es) 2017-12-01

Family

ID=51726469

Family Applications (1)

Application Number Title Priority Date Filing Date
ES14382376.3T Active ES2644968T3 (es) 2014-09-30 2014-09-30 Procedimiento y sistema de asistencia a dispositivos de usuario en la realización de una cancelación de interferencias en redes de comunicación inalámbrica de OFDMA

Country Status (3)

Country Link
US (1) US9781714B2 (fr)
EP (1) EP3002897B1 (fr)
ES (1) ES2644968T3 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10038528B2 (en) 2014-12-19 2018-07-31 Qualcomm Incorporated Common reference signal design based on semi-uniform pilot spacing and orthogonal cover code
US10368329B2 (en) * 2016-04-11 2019-07-30 Qualcomm Incorporated Synchronization for standalone LTE broadcast
US10256957B2 (en) * 2016-08-12 2019-04-09 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting/receiving positioning reference signal
US10045325B2 (en) * 2016-08-12 2018-08-07 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting/receiving positioning reference signal in wireless communication system
US10700723B2 (en) * 2016-08-23 2020-06-30 Lg Electronics Inc. Method for terminal, configured to aggregate plurality of component carriers, for mitigating interference
KR20180060055A (ko) 2016-11-28 2018-06-07 삼성전자주식회사 무선 통신 시스템에서, 기지국 및 이의 제어 방법
US10383106B2 (en) * 2017-01-04 2019-08-13 Coherent Logix, Incorporated Scrambling sequence design for embedding UE ID into frozen bits for DCI blind detection
US10638485B2 (en) * 2017-01-27 2020-04-28 Qualcomm Incorporated Techniques and apparatuses for channel interference reduction
FR3068521B1 (fr) * 2017-06-28 2019-08-16 Eutelsat S A Dispositif de communication pour le traitement d'interferences entre signaux emis dans des spots d'emission voisins, procede associe
CN111431656B (zh) * 2019-01-09 2023-01-10 苹果公司 小区边缘可靠性改进
CN113438671B (zh) * 2021-06-24 2022-09-27 中国联合网络通信集团有限公司 一种干扰处理方法、装置及设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100226415A1 (en) 2006-02-28 2010-09-09 Mitsubishi Electric Research Laboratories, Inc. Mapping for MIMO Communication Apparatus
US8130714B2 (en) 2008-10-20 2012-03-06 Lg Electronics Method and apparatus for transmitting signal in a wireless communication system
WO2010047510A2 (fr) 2008-10-20 2010-04-29 Lg Electronics Inc. Procédé et appareil pour transmettre un signal dans un système de communication sans fil
WO2013133599A1 (fr) * 2012-03-05 2013-09-12 엘지전자 주식회사 Appareil et procédé pour recevoir un signal dans un système de communication sans fil

Also Published As

Publication number Publication date
US9781714B2 (en) 2017-10-03
EP3002897A1 (fr) 2016-04-06
EP3002897B1 (fr) 2017-07-19
US20160095095A1 (en) 2016-03-31

Similar Documents

Publication Publication Date Title
ES2644968T3 (es) Procedimiento y sistema de asistencia a dispositivos de usuario en la realización de una cancelación de interferencias en redes de comunicación inalámbrica de OFDMA
ES2958984T3 (es) Transmisión de señales de referencia en un sistema de comunicación
ES2674661T3 (es) Métodos y dispositivos para la estimación de canal
EP2899899B1 (fr) Procédé et appareil pour recevoir des informations de système dans un système de communication sans fil
ES2680093T3 (es) Método y equipo de transmisión y recepción de señal de referencia
EP3270559B1 (fr) Procédé permettant d'émettre et recevoir un signal dans un système de communication sans fil et appareil pour le réaliser
CN108282324B (zh) 无线通信系统中的方法和节点
EP4075711B1 (fr) Transmetteur, récepteur, procédé de transmission et procédé de réception
ES2615259T3 (es) Transmisión conjunta en una red inalámbrica
ES2442795T3 (es) Método y equipo para generar patrones de tiempo-frecuencia para una señal de referencia en un sistema de comunicación inalámbrico OFDM
ES2763212T3 (es) Método y disposición para adaptar potencia de señales de referencia
CN112956153B (zh) 远程干扰管理参考信号
US20200266963A1 (en) Dmrs indication method, terminal, and base station
JP5445677B2 (ja) 送信機、受信機、通信システム、通信方法
BR112013020109A2 (pt) dispositivo de estação base, dispositivo de estação móvel, sistema de comunicação, método de transmissão, método de recepção, e método de comunicação
US10177887B2 (en) Radio base station, user terminal and radio communication method
US9237049B2 (en) Wireless communication base station device, wireless communication mobile station device, and propagation path estimation method
BR112015027867B1 (pt) Método e equipamento de usuário
US20140307699A1 (en) User equipment, a radio base station, rbs, and methods therein for transmitting a subframe comprising at least two reference signals, rss, to the rbs
US8830902B2 (en) Method, system and device for wireless communication
ES2904477T3 (es) Aparato de comunicación, estación base, método y medio de grabación
US20180054275A1 (en) Apparatus
ES2824675T3 (es) Cancelación de interferencias de retroalimentación de decisión de grupo iterativa, ordenada, dispersa
KR20190008413A (ko) Nrs를 수신하는 방법 및 nb-iot 기기
EP2941913A1 (fr) Appareil et procédé permettant une surveillance du canal de signalisation dans un réseau sans fil à nouveau type de porteuse (nct)